Sunday, February 8, 2015

''2345 3487 3454 3455 4867 3465 4965 3452....''




Published by the N.S.A. from 1974 to 1997 - "A mix of technical, expository, philosophical, futuristic, argumentative and historical articles - with a light touch here and there - there's always an article or two to engage the reader." 

Cryptolog Technical Journal (N.S.A. 1974-1997 136 issues)

https://archive.org/details/nsacryptolog

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